Miguel RamalhoDepartment of Radiology. University of North Carolina. Chapel Hill. United States of America.
Department of Radiology. Hospital Garcia de Orta. Almada. Portugal. Portugal

Mamdoh AlObaidyDepartment of Radiology. University of North Carolina. Chapel Hill. United States of America.
Department of Radiology. King Faisal Specialist Hospital and Research Center. Riyadh. Saudi Arabia. United States

António P. MatosDepartment of Radiology. University of North Carolina. Chapel Hill. United States of America.
Department of Radiology. Hospital Garcia de Orta. Almada. Portugal. Portugal

Richard C. SemelkaDepartment of Radiology. University of North Carolina. Chapel Hill. United States of America. United States